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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#define QT_DEPRECATED_WARNINGS_SINCE QT_VERSION_CHECK(5, 14, 0)
#include "QCMakeWidgets.h"
#include <utility>
#include <QFileDialog>
#include <QFileInfo>
#include <QResizeEvent>
#include <QSortFilterProxyModel>
#include <QToolButton>
#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
# include <QRegularExpression>
#endif
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
# include <QFileSystemModel>
#else
# include <QDirModel>
#endif
QCMakeFileEditor::QCMakeFileEditor(QWidget* p, QString var)
: QLineEdit(p)
, Variable(std::move(var))
{
this->ToolButton = new QToolButton(this);
this->ToolButton->setText("...");
this->ToolButton->setCursor(QCursor(Qt::ArrowCursor));
QObject::connect(this->ToolButton, &QAbstractButton::clicked, this,
&QCMakeFileEditor::chooseFile);
}
QCMakeFilePathEditor::QCMakeFilePathEditor(QWidget* p, const QString& var)
: QCMakeFileEditor(p, var)
{
this->setCompleter(new QCMakeFileCompleter(this, false));
}
QCMakePathEditor::QCMakePathEditor(QWidget* p, const QString& var)
: QCMakeFileEditor(p, var)
{
this->setCompleter(new QCMakeFileCompleter(this, true));
}
void QCMakeFileEditor::resizeEvent(QResizeEvent* e)
{
// make the tool button fit on the right side
int h = e->size().height();
// move the line edit to make room for the tool button
this->setContentsMargins(0, 0, h, 0);
// put the tool button in its place
this->ToolButton->resize(h, h);
this->ToolButton->move(this->width() - h, 0);
}
void QCMakeFilePathEditor::chooseFile()
{
// choose a file and set it
QString path;
QFileInfo info(this->text());
QString title;
if (this->Variable.isEmpty()) {
title = tr("Select File");
} else {
title = tr("Select File for %1");
title = title.arg(this->Variable);
}
emit this->fileDialogExists(true);
path =
QFileDialog::getOpenFileName(this, title, info.absolutePath(), QString(),
nullptr, QFileDialog::DontResolveSymlinks);
emit this->fileDialogExists(false);
if (!path.isEmpty()) {
this->setText(QDir::fromNativeSeparators(path));
}
}
void QCMakePathEditor::chooseFile()
{
// choose a file and set it
QString path;
QString title;
if (this->Variable.isEmpty()) {
title = tr("Select Path");
} else {
title = tr("Select Path for %1");
title = title.arg(this->Variable);
}
emit this->fileDialogExists(true);
path = QFileDialog::getExistingDirectory(this, title, this->text(),
QFileDialog::ShowDirsOnly |
QFileDialog::DontResolveSymlinks);
emit this->fileDialogExists(false);
if (!path.isEmpty()) {
this->setText(QDir::fromNativeSeparators(path));
}
}
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
// use same QFileSystemModel for all completers
static QFileSystemModel* fileDirModel()
{
static QFileSystemModel* m = nullptr;
if (!m) {
m = new QFileSystemModel();
}
return m;
}
static QFileSystemModel* pathDirModel()
{
static QFileSystemModel* m = nullptr;
if (!m) {
m = new QFileSystemModel();
m->setFilter(QDir::AllDirs | QDir::Drives | QDir::NoDotAndDotDot);
}
return m;
}
#else
// use same QDirModel for all completers
static QDirModel* fileDirModel()
{
static QDirModel* m = nullptr;
if (!m) {
m = new QDirModel();
}
return m;
}
static QDirModel* pathDirModel()
{
static QDirModel* m = nullptr;
if (!m) {
m = new QDirModel();
m->setFilter(QDir::AllDirs | QDir::Drives | QDir::NoDotAndDotDot);
}
return m;
}
#endif
QCMakeFileCompleter::QCMakeFileCompleter(QObject* o, bool dirs)
: QCompleter(o)
{
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
QFileSystemModel* m = dirs ? pathDirModel() : fileDirModel();
this->setModel(m);
m->setRootPath(QString());
#else
QDirModel* m = dirs ? pathDirModel() : fileDirModel();
this->setModel(m);
#endif
}
QString QCMakeFileCompleter::pathFromIndex(const QModelIndex& idx) const
{
return QDir::fromNativeSeparators(QCompleter::pathFromIndex(idx));
}
namespace QtCMake {
bool setSearchFilter(QSortFilterProxyModel* model, const QString& searchString)
{
#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
QRegularExpression const regex(searchString,
QRegularExpression::CaseInsensitiveOption |
QRegularExpression::DontCaptureOption);
if (regex.isValid()) {
model->setFilterRegularExpression(regex);
return true;
}
model->setFilterFixedString(QString{});
return false;
#else
model->setFilterFixedString(searchString);
return true;
#endif
}
void setSearchFilterColor(QLineEdit* edit, bool valid)
{
QPalette palette;
if (!valid) {
palette.setColor(QPalette::Base, Qt::red);
}
edit->setPalette(palette);
}
}
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